diamantine

Adjective

consisting of diamonds or resembling diamonds

Adj

Consisting of or resembling diamond.
Hard as diamond, adamantine.

Origin / Etymology

From Middle French diamantin, from diamant (“diamond”) + -in (“-ine”).

Scrabble Score: 13

diamantine: valid Scrabble (US) TWL word
diamantine: not valid in Scrabble (MW) Merriam-Webster Dictionary
diamantine: valid Scrabble Word in International Collins CSW Dictionary

Words With Friends Score: 16

diamantine is a valid Words With Friends word